MyBB Upcoming Events 1.32 Cross Site Scripting

`# Exploit Title: MyBB Upcoming Events Plugin 1.32 - Cross-Site Scripting  
# Date: 3/8/2019  
# Author: 0xB9  
# Twitter: @0xB9Sec  
# Contact: 0xB9[at]pm.me  
# Software Link: https://community.mybb.com/mods.php?action=view&pid=1231  
# Version: 1.32  
# Tested on: Ubuntu 18.04  
# CVE: CVE-2019-9650  
  
  
1. Description:  
This plugin shows upcoming calendar events on the forum index and portal page. Event names are vulnerable to XSS.  
  
  
2. Proof of Concept:  
  
- Go to the calander.php page and add a new event  
- Input a payload for the event name <script>alert('XSS')</script>  
  
Payload will be executed on index.php  
  
  
  
3. Solution:  
Update to 1.33  
`